Is 305 Sumpter St rent stabilized?
305 Sumpter St is a registered NYC rent-stabilized building in Ocean Hill, Brooklyn (11233). It has about 9 apartments, built in 2018.
Also written as 305 Sumpter Street — or 305 Sumpter St, Brooklyn, NY 11233.
How this building compares
With about 9 apartments it is larger than 66% of the 353 rent-stabilized buildings this site tracks in Ocean Hill. It went up in 2018, 108 years after the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 56 such buildings among the 354 this site tracks in the neighborhood.
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Building details
| Borough | Brooklyn |
| Neighborhood | Ocean Hill |
| ZIP | 11233 |
| Year built | 2018 |
| Apartments | 9 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, 421-A (16) |
| BBL | 3015210065 |
Owner & management
| Owner | 305 SUMPTER LLC 94-98 NASSAU AVE ##226 · Brooklyn, NY 11222 |
| Managing agent | ASA HAMMES |
Building conditions
| HPD violations | 0 open / 4 total |
| HPD registration last filed | November 13, 2025 |
Full building report — $9
📄 Get the full building report — $9. How this building's violation record compares citywide, who owns it and what else they own, and a pre-filled DHCR rent-history request. One-time, no account needed. The report also states plainly what the data cannot tell you. Get the report for 305 Sumpter St →
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